nsHTMLWin32ObjectAccessible.h

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- *//* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is mozilla.org code. * * The Initial Developer of the Original Code is * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 1998 * the Initial Developer. All Rights Reserved. * * Contributor(s): * John Gaunt (jgaunt@netscape.com) (original author) * * Alternatively, the contents of this file may be used under the terms of * either of the GNU General Public License Version 2 or later (the "GPL"), * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */#ifndef _nsHTMLWin32ObjectAccessible_H_#define _nsHTMLWin32ObjectAccessible_H_#include "nsIAccessibleWin32Object.h"#include "nsBaseWidgetAccessible.h"struct IAccessible;
class nsHTMLWin32ObjectOwnerAccessible : publicnsAccessibleWrap
{
public:
// This will own the nsHTMLWin32ObjectAccessible. We create this where the// <object> or <embed> exists in the tree, so that get_accNextSibling() etc.// will still point to Gecko accessible sibling content. This is necessary// because the native plugin accessible doesn't know where it exists in the// Mozilla tree, and returns null for previous and next sibling. This would// have the effect of cutting off all content after the plugin.
nsHTMLWin32ObjectOwnerAccessible(nsIDOMNode* aNode, nsIWeakReference* aShell, void* aHwnd);
virtual ~nsHTMLWin32ObjectOwnerAccessible() {}
NS_IMETHOD Shutdown();
NS_IMETHOD GetFirstChild(nsIAccessible **aFirstChild);
NS_IMETHOD GetLastChild(nsIAccessible **aLastChild);
NS_IMETHOD GetChildCount(PRInt32 *aChildCount); // Zero or one childprotected:
void* mHwnd;
nsCOMPtr<nsIAccessible> mNativeAccessible;
};
/** * This class is used only internally, we never! send out an IAccessible linked * back to this object. This class is used to represent a plugin object when * referenced as a child or sibling of another nsAccessible node. We need only * a limited portion of the nsIAccessible interface implemented here. The * in depth accessible information will be returned by the actual IAccessible * object returned by us in Accessible::NewAccessible() that gets the IAccessible * from the windows system from the window handle. */00077class nsHTMLWin32ObjectAccessible : publicnsLeafAccessible,
public nsIAccessibleWin32Object
{
public:
nsHTMLWin32ObjectAccessible(void* aHwnd);
virtual ~nsHTMLWin32ObjectAccessible() {}
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSIACCESSIBLEWIN32OBJECT
protected:
void* mHwnd;
};
#endif